allow for intermediate stage in stopping acquisition

[libsigrok.git] / libsigrok.h

diff --git a/libsigrok.h b/libsigrok.h
index 73a3afc6e0987962338bc00f0bea9768056cd925..4810f8c15ac7e109d068dfae039ffab9b6a44deb 100644 (file)
--- a/libsigrok.h
+++ b/libsigrok.h
@@ -547,6 +547,8 @@ enum {
        SR_ST_INACTIVE,
        /** The device instance is actively in use in a session. */
        SR_ST_ACTIVE,
+       /** The device is winding down its session. */
+       SR_ST_STOPPING,
 };
 
 /*
@@ -618,7 +620,7 @@ struct sr_dev_driver {
                        const void *value);
        int (*dev_acquisition_start) (const struct sr_dev_inst *sdi,
                        void *cb_data);
-       int (*dev_acquisition_stop) (const struct sr_dev_inst *sdi,
+       int (*dev_acquisition_stop) (struct sr_dev_inst *sdi,
                        void *cb_data);
 
        /* Dynamic */